# Mesitylene; see 1,3,5-Trimethylbenzene — US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side

For Mesitylene; see 1,3,5-Trimethylbenzene, substance is Mesitylene; see 1,3,5-Trimethylbenzene, verified against its source on 2026-08-05.

- **Substance:** Mesitylene; see 1,3,5-Trimethylbenzene

## What the source says

> 108678 | | Mesitylene; see 1,3,5-Trimethylbenzene

## Source

- https://www.dir.ca.gov/title8/5155.html

Last verified: 2026-08-05. Review by: 2027-08-05.
Part of [US workplace chemical exposure limits: federal OSHA vs Cal/OSHA, side by side](https://referencesource.org/workplace-exposure-limits/).